Note 10 - Operating Segments- Income Before Income Taxes (Details) - USD ($)	12 Months Ended
Dec. 31, 2024	Dec. 31, 2023
Income before income taxes	$ 3,036,727	$ 14,980,249
Reportable Legal Entities [Member]
Income before income taxes	5,661,000	17,946,000
Intersegment Eliminations [Member]
Income before income taxes	$ (2,624,000)	$ (2,966,000)

Amount of income (loss) from continuing operations, including income (loss) from equity method investments, before deduction of income tax expense (benefit), and income (loss) attributable to noncontrolling interest.

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+ Details